Chemical Structure CAT No. CAS Item Group Purity
Tofacitinib Impurity 97 C4X-107997 N/A Impurity
Tofacitinib Impurity 97
Tofacitinib Impurity 98 C4X-107998 N/A Impurity
Tofacitinib Impurity 98
Tofacitinib Related Compound 99 HCl C4X-107999 1629858-78-1 (free base) Impurity
Tofacitinib Related Compound 99 HCl
Etoricoxib Impurity 1 C4X-10801 325855-74-1 Impurity
Etoricoxib Impurity 1
Etoricoxib Impurity 10 C4X-108010 646459-45-2 Impurity
Etoricoxib Impurity 10
Etoricoxib Impurity 11 C4X-108011 N/A Impurity
Etoricoxib Impurity 11
Etoricoxib Impurity 12 C4X-108012 N/A Impurity
Etoricoxib Impurity 12
Etoricoxib Impurity 13 C4X-108013 1350206-14-2 Impurity
Etoricoxib Impurity 13
Etoricoxib Impurity 14 C4X-108014 307531-95-9 Impurity
Etoricoxib Impurity 14
Etoricoxib Impurity 15 C4X-108015 307531-96-0 Impurity
Etoricoxib Impurity 15